WIB to IST Converter

Category: Time Zone Converters

- July 22, 2025

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Western Indonesian Time (WIB)

UTC+7 • Jakarta, Surabaya, Bandung

Conversion Settings

Configure your timezone conversion preferences

Auto Convert

Daylight Saving Aware

Show UTC Offset

Show Seconds

Indian Standard Time (IST)

UTC+5:30 • Mumbai, Delhi, Kolkata

--:--:--

Select a time to convert

Time Difference: --

UTC Offset (WIB): +7

UTC Offset (IST): +5:30

DST Status: --

WIB Time: --

IST Time: --

Time Format:

Current WIB: --:--:--

Current IST: --:--:--

🌍 WIB is UTC+7 and IST is UTC+5:30. Both time zones do not observe daylight saving time, maintaining a constant 1.5-hour difference year-round.

WIB to IST Conversion Guide

What is WIB to IST Conversion?

WIB to IST conversion helps you translate time between Western Indonesian Time and Indian Standard Time. WIB is UTC+7 and covers western Indonesia including Jakarta, Surabaya, and Bandung. IST is UTC+5:30 and covers all of India. Neither time zone observes daylight saving time, making the conversion simple with a constant 1.5-hour difference throughout the year.

Time Zone Information

Western Indonesian Time (WIB): Used in western Indonesia including Jakarta, Sumatra, Java, and western/central Kalimantan. Always UTC+7 with no daylight saving changes.

Indian Standard Time (IST): Used throughout India and Sri Lanka. Always UTC+5:30 with no daylight saving changes. Notable for its half-hour offset.

Time Difference: WIB is consistently 1 hour 30 minutes ahead of IST throughout the year.

Consistent Time Relationship

No Seasonal Changes: Both WIB and IST maintain constant UTC offsets year-round, eliminating confusion from daylight saving transitions

Predictable Difference: The 1.5-hour difference never changes, making scheduling and coordination straightforward

Business-Friendly: The moderate time difference allows for overlapping business hours between Indonesia and India

Common Conversion Examples

Morning Business Hours

WIB 9:00 AM → IST 7:30 AM

WIB 10:00 AM → IST 8:30 AM

Indonesian morning = Indian early morning

Afternoon Meetings

WIB 2:00 PM → IST 12:30 PM

WIB 4:00 PM → IST 2:30 PM

Indonesian afternoon = Indian midday

Evening Coordination

WIB 6:00 PM → IST 4:30 PM

WIB 8:00 PM → IST 6:30 PM

Indonesian evening = Indian late afternoon

Late Night Calls

WIB 10:00 PM → IST 8:30 PM

WIB 11:30 PM → IST 10:00 PM

Indonesian late evening = Indian evening

Conversion Tips & Best Practices

• WIB is always 1.5 hours ahead of IST - subtract 1 hour 30 minutes from WIB to get IST

• Neither Indonesia nor India observes daylight saving time, ensuring year-round consistency

• Good business hour overlap: WIB 9 AM - 5 PM overlaps with IST 7:30 AM - 3:30 PM

• Date changes are rare due to the moderate time difference

• IST uses a unique half-hour offset (UTC+5:30) making it different from neighboring time zones

• Ideal meeting times: WIB 10 AM - 4 PM corresponds to IST 8:30 AM - 2:30 PM

Time Converter for Western Indonesia to India

If you're managing schedules between Western Indonesia and India, this time conversion tool is here to help. Before we get into how it works, here's a handy breakdown of what countries fall under each time zone:

WIB (Western Indonesian Time) 🇮🇩 UTC+7	IST (Indian Standard Time) 🇮🇳 UTC+5:30
🇮🇩 Indonesia (Sumatra, Java, WEST & Central Kalimantan) 🇹🇭 Thailand 🇻🇳 Vietnam 🇰🇭 Cambodia 🇱🇦 Laos 🇨🇫 Christmas Island (Australia) 🇷🇺 Russia (Novosibirsk, Altai, Tomsk)	🇮🇳 India 🇱🇰 Sri Lanka

Why this converter is worth keeping open

This tool lets you translate any time between Western Indonesian Time (WIB) and Indian Standard Time (IST) with precision. Whether you’re setting up a meeting, coordinating remote work, or just trying to catch a livestream, you’ll get the exact conversion instantly. The best part is that it’s built for both directions. You can swap WIB and IST in one click, making it perfect for anyone working across borders.

Simple steps, accurate results

1. Choose your time and date

Start by selecting a date and time in either WIB or IST, depending on which is your starting point. The calendar and clock input fields are right there at the top of the page.

2. Pick the time zone to convert from

The dropdown lets you decide if you’re converting from WIB or IST. By default, it starts with WIB, but you can swap anytime.

3. Click “Convert Time” or let it auto-convert

If “Auto Convert” is checked, the tool updates the moment you pick a time. Prefer to double-check first? Uncheck it and click the “Convert Time” button when ready.

4. Check the output

You’ll get the converted time, date, the 1.5-hour difference, and both time zones’ UTC offsets. Everything updates live as you tweak the input.

Controls and settings that help you work smarter

Live clocks

At the bottom of the tool, two clocks display the current WIB and IST times in real-time. You can always check the actual time in both zones without converting.

Swap button

Hit the swap button to flip your input and output zones. The labels and zones update instantly, and your input time stays put.

Now button

One tap fills in the current time of the selected zone, giving you an instant “what’s the time there right now” answer.

Reset button

This clears everything and sets the tool back to the default WIB input. Great if you’re switching to a new task or cleaning up a mistake.

Time format toggle

You can switch between 12-hour and 24-hour format using the “12 Hour” or “24 Hour” button. It affects both the live clocks and the converted results.

Extra toggles

Show Seconds: Adds seconds to all time displays for extra precision.
Show UTC Offset: Replaces simple offsets like “+7” with full ones like “+07:00.”
Daylight Saving Aware: Present in the interface but disabled, since neither WIB nor IST use DST.

Use case in action: Jakarta to Mumbai

You’re planning a video call from Jakarta to Mumbai at 4:00 PM WIB. With this tool, just select the date and time, confirm WIB is the input zone, and hit convert. The result shows 2:30 PM IST, and you’re ready to send that meeting invite with confidence. No guesswork, no mental math.

A constant time gap, without constant checking

Because both WIB and IST never change their UTC offsets, you can trust this converter any time of year. It’s built for reliability, clarity, and a better way to manage time between two busy regions. Whether you're organizing cross-country collaborations or simply syncing up with someone in another part of Asia, this tool makes it smoother.